It appears you're interested in specifications for the Cectek Kingcobra 500 EFI. This ATV model is powered by a Single cylinder, four-stroke engine with 497.00 ccm (30.33 cubic inches) of actual displacement before 10.1:1 compression. Fueling is metered via Injection. Close loop electronics fuel injection (EFI) allowing this machine to produce its 40.23 HP (29.4 kW) horsepower and 44.00 Nm (4.5 kgf-m or 32.5 ft.lbs) torque. According to our records engine heat of the Cectek Kingcobra 500 EFI is moderated by Liquid. You'll need to get familiar with the transmission and pay attention to final drive Belt maintainence. Our best information shows that the front tire size is 25/8-12 and the rear is 25/10-12 . The entire package is supported by the frame, . We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Double disc. Hydraulic front brakes and Double disc. Hydraulic rear brakes. The Cectek Kingcobra 500 EFI was launched in 2011, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.